The Boiler Vaillant Combi Estimating Calculator calculates the Labour and Material required to fit and connect Vaillant combi boilers.

Enter the number of Vaillant combi boilers required alongside the appropriate Worksheet to estimate the following items:

  • Boilers
  • Flue kits
  • Plus all labour associated with fitting the above

This Estimating Calculator is not linked to the Specifications.